198258496 has 14 divisors (see below), whose sum is σ = 393419330. Its totient is φ = 99129216.

The previous prime is 198258491. The next prime is 198258499. The reversal of 198258496 is 694852891.

It can be written as a sum of positive squares in only one way, i.e., 197796096 + 462400 = 14064^2 + 680^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (198258491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1548831 + ... + 1548958.

Almost surely, 2^198258496 is an apocalyptic number.

198258496 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

198258496 is a deficient number, since it is larger than the sum of its proper divisors (195160834).

198258496 is an equidigital number, since it uses as much as digits as its factorization.

198258496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097801 (or 3097791 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 52.

The square root of 198258496 is about 14080.4295389026. The cubic root of 198258496 is about 583.1012007709.

The spelling of 198258496 in words is "one hundred ninety-eight million, two hundred fifty-eight thousand, four hundred ninety-six".